Emma Mackey is getting put in a mystery box. The “Sex Education” and “Barbie” breakout is joining Glen Powell and Jenna Ortega in lead roles in J.J. Abrams’ upcoming Warner Bros. feature, according to The Hollywood Reporter.

BAFTA winner Emma Mackey (Barbie) is set to star opposite new A-listers Glen Powell and Jenna Ortega in J.J. Abrams’ still-untitled mystery movie for Warner Bros and his Bad Robot, Deadline has learned.

Emma Mackey, the British actress best known for her work in Netflix's Sex Education, has nabbed the female lead in J.J. Abrams' untitled feature at Warner Bros. The actress, who appeared as a Barbie in the studio's billion dollar-grossing Barbie last year,

British actress Emma Mackey ("Barbie") has landed the female lead opposite Glen Powell in J.J. Abrams' forthcoming, untitled Warner Bros. movie. Details about both Mackey's role and the project in general are being kept under wraps.